
<p>嵌套路由</p>
<ul>
  <li routerLink="Child1" routerLinkActive="activeChild">Child1</li>
  <li routerLink="Child2" routerLinkActive="activeChild">Child2</li>
  <li routerLink="Child3" routerLinkActive="activeChild">Child3</li>
  <li routerLink="Child4" routerLinkActive="activeChild">Child4</li>
</ul>
<router-outlet></router-outlet>